/*
 * Copyright 2013-2023 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.alibaba.cloud.examples;


import com.alibaba.cloud.examples.feign.EchoClient;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;


/**
 * Example of remote invocation of service fusing and load balancing.
 *
 * @author xiaojing, fangjian0423, MieAh
 */
@RestController
public class TestController {

    @Autowired
    private RestTemplate urlCleanedRestTemplate;

    @Autowired
    private RestTemplate restTemplate;

    @Autowired
    private EchoClient echoClient;

    @Autowired
    private DiscoveryClient discoveryClient;

    private static final String SERVICE_PROVIDER_ADDRESS = "http://service-provider";

    @GetMapping("/echo-rest/{str}")
    public String rest(@PathVariable String str) {
        return urlCleanedRestTemplate.getForObject(SERVICE_PROVIDER_ADDRESS + "/echo/" + str, String.class);
    }

    @GetMapping("/index")
    public String index() {
        return restTemplate.getForObject(SERVICE_PROVIDER_ADDRESS, String.class);
    }

    @GetMapping("/test")
    public String test() {
        return restTemplate.getForObject(SERVICE_PROVIDER_ADDRESS + "/test", String.class);
    }

    @GetMapping("/sleep")
    public String sleep() {
        return restTemplate.getForObject(SERVICE_PROVIDER_ADDRESS + "/sleep", String.class);
    }

    @GetMapping("/notFound-feign")
    public String notFound() {
        return echoClient.notFound();
    }

    @GetMapping("/divide-feign")
    public String divide(@RequestParam Integer a,
                         @RequestParam Integer b) {
        return echoClient.divide(a, b);
    }

    @GetMapping("/divide-feign2")
    public String divide(@RequestParam Integer a) {
        return echoClient.divide(a);
    }

    @GetMapping("/echo-feign/{str}")
    public String feign(@PathVariable String str) {
        return echoClient.echo(str);
    }

    @GetMapping("/services/{service}")
    public Object client(@PathVariable String service) {
        return discoveryClient.getInstances(service);
    }

    @GetMapping("/services")
    public Object services() {
        return discoveryClient.getServices();
    }

}
